Recovery of a carbonaceous liquid with a low fines content
US4572777A · kind A · utility
24Cited by
8References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 29, 1984 |
| Grant date | Feb 25, 1986 |
| Priority date | — |
| Expiry date | Feb 29, 2004 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10G1/045
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A method is disclosed for recovering bitumen from a carbonaceous solid feed and for recovering a carbonaceous liquid from a fines-containing carbonaceous liquid feed by extraction of the feed with a solvent of predetermined solvency power, wherein the recovered product has a low fines content.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.